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Aanandha Sankari S

Senior Software Analyst @ Accenture | Ex- TCS | Python Developer|Pyspark Developer

Chennai

5+ years of work experience

Accenture
Jul 202511 mosPresent

Chennai

Implementing distributed data processing pipelines using PySpark and Python • Performing data ingestion, transformation, and validation on large-scale datasets • Developing optimized Spark SQL and ETL workflows to support analytics and reporting systems
Tata Consultancy Services
May 20214 yrs 3 mosJul 2025

Chennai, Tamil Nadu, India

* Implemented Design requirement by converting Oracle Stored procedures to Python scripts, Oracle tables to parquet files, Unit testing the code, integration with existing implementation and ensured the functionality is identical in both versions. * Developed python package for common functions to use across different modules which increased the performance by 80% * Monitored the performance and fixed the errors if occurs in QA, UAT and prod environments. * Modifying stored procedures for new business requirements and bug fixes using DML, TCL and DQL operations. * Expertise in developing a whole PL/SQL package with Functions, Procedures, Dynamic Queries to load consumer transaction datasets to tables from Text files and CSV files and to repair the data. * Worked on Indexes, Views, Synonyms, Sequences, Partitions, Clusters, Constraints, Triggers in Oracle as well.

Education

Master of Computer Applications - MCA, Computer Programming, Specific Applications

Shanmugha Arts, Science, Technology & Reserch Academy (SASTRA), Thanjavur

20192 yrs2021

Bachelor's degree, Computer Science

Sri Sarada College for Women, V.M. Chatram, Tirunelveli - 627 011

20163 yrs2019

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Aanandha Sankari S on Tal

Headline

Senior Software Analyst @ Accenture | Ex- TCS | Python Developer|Pyspark Developer

About

Data Engineer | ETL & Automation Specialist | PySpark Developer Expertise in building scalable data pipelines, optimizing ETL workflows, and modernizing legacy systems through Python and Shell scripting. Proven track record in Oracle-to-Python migrations, Parquet conversions, and developing reusable Python packages. Combines technical mastery with Agile methodologies to deliver robust, high-performance data solutions.

Location

Chennai

Work experience

Senior Software Analyst at Accenture, Jul 2025 - Present · 11 mos, Chennai, Implementing distributed data processing pipelines using PySpark and Python • Performing data ingestion, transformation, and validation on large-scale datasets • Developing optimized Spark SQL and ETL workflows to support analytics and reporting systems

Python Developer at Tata Consultancy Services, May 2021 - Jul 2025 · 4 yrs 3 mos, Chennai, Tamil Nadu, India, * Implemented Design requirement by converting Oracle Stored procedures to Python scripts, Oracle tables to parquet files, Unit testing the code, integration with existing implementation and ensured the functionality is identical in both versions. * Developed python package for common functions to use across different modules which increased the performance by 80% * Monitored the performance and fixed the errors if occurs in QA, UAT and prod environments. * Modifying stored procedures for new business requirements and bug fixes using DML, TCL and DQL operations. * Expertise in developing a whole PL/SQL package with Functions, Procedures, Dynamic Queries to load consumer transaction datasets to tables from Text files and CSV files and to repair the data. * Worked on Indexes, Views, Synonyms, Sequences, Partitions, Clusters, Constraints, Triggers in Oracle as well.

Education

Master of Computer Applications - MCA, Computer Programming, Specific Applications, Shanmugha Arts, Science, Technology & Reserch Academy (SASTRA), Thanjavur

Bachelor's degree, Computer Science, Sri Sarada College for Women, V.M. Chatram, Tirunelveli - 627 011

Aanandha Sankari S - Senior Software Analyst in Chennai | Tal